we called it the energy crisis. opec became angry of u.s. support of israel and staged a nine month embargo of oil shipments to have the united states. it happened again in 1979 after iranian missionaries cut oil shipments to the u.s. over the course of a decade, americans had to confront sell. this long time energy crisis -- >> that's it for this week's second look. i'm frank somerville. we'll see you again next week.